InChI=1/C25H23NO2/c1-18-16-26-24(15-25(18)28-22-11-3-2-4-12-22)21(17-27)14-20-10-7-9-19-8-5-6-13-23(19)20/h2-13,15-16,21,27H,14,17H2,1H3/t21-/m0/s1 BB97B999A5B1A373